#include <iostream>
#include <stdio.h>
#include <algorithm>

using namespace std;

const int MAX = 3e6;

int v[MAX];

int main()
{
    //freopen("sdo.in", "r", stdin);
    //freopen("sdo.out", "w", stdout);

    int n, k;
    scanf("%d %d", &n, &k);

	for (int i=0; i<n; i++)
		scanf("%d", &v[i]);

    sort(v, &v[n]);

	printf("%d", v[k-1]);
}